Firmstrong HARTSOOK 2013 VS GT SPEED SERIES JR 1998 specs comparison
Firmstrong Hartsook
General Infos| Model | Hartsook |
| Manufacturer | Firmstrong |
| Year of production | 2013 |
| Current price | Check price Here ==> |
| Color choice |
- Blue -Black |
| Sizes |
- 10 (inches) |
| Sizes |
- 10 (inches) |
Wheels And Breaking System
| Bike front tire | Kenda 20x1.95 |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Alloy U Brake |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | Unavailable Wheelset |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | High-Tensile Steel |
| Frame type | Not Available |
| Handlebar construction | Steel BMX |
| Handlebar extender | Not Available |
| Handlebar stem details | Alloy |
| Headset size | Not Available |
Gearing Specifications
| Bicycle chain | Unavailable Chain |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Unavailable Bottom Bracket |
| Crankset parts and sizes | Steel |
| Gear shift levers | Unavailable Shifters |
| Rear gear set | 1x1 Speeds |
Firmstrong Hartsook Fork System Data
| Derailleur (Front) | Unavailable Front Derailleur |
| Derailleur (Rear) | Unavailable Rear Derailleur |
| Fork material | Not Available |
| Fork type | Hi-Tensile Steel |
Other Specs of Firmstrong Hartsook
| Component group sets | Not Available |
| Pedals details | Resin Body |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | Freestyle |
| Seat post extension | Unavailable Seatpost |
GT Speed Series Jr
General Infos| Model | Speed Series Jr |
| Manufacturer | GT |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Ball-burnished |
| Sizes |
- Junior |
Wheels And Breaking System
| Bike front tire | 20 X 1 1/8 (inches) GT AA Pro |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe MX-122 Levers Tektro Dual-pivot Caliper Brakes |
| Hubs for disc brakes | GT Mohawk |
| Rims manufacturer | 28-hole Weinmann Mini Zac |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | GT Jr Aluminum |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Mini Piston |
| Headset size | 1 (inches) Threadless Aheadset DX2 |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | GT Cartridge |
| Crankset parts and sizes | GT 3-piece Jr Aluminum |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
GT Speed Series Jr Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT |
Other Specs of GT Speed Series Jr
| Component group sets | Not Available |
| Pedals details | Victor VP-103 Clipless |
| Rear shock absorber | Not Available |
| Saddle seat | GT |
| Seat post extension | GT Aluminum |
Useful links and guides ....
- To know more about this exacte bike, Firmstrong provided us with the latest version of its Hartsook bike manual
- Find All parts, tires and accessories of Firmstrong Hartsook BMX here
- Get your GT Speed Series Jr manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Speed Series Jr BMX here
